Alright, I just updated Akismet and the "Warning: Missing argument 2 for wp_widget() in /home/content/b/l/a/blah/html/pushedbuttonsburning-in/wp-includes/widgets.php on line 76" line of death appeared at the top of the blog. Turn Akismet off, the problem rectifies itself. But, obviously, this is not the best solution - Akismet is very, very necessary.
Line 76 in the widgets.php is:
What do I need to add here to get back in business?
Thanks in advance.